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Finding the Third Proportional to 991,531.13 and 1,483,537.78

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Solution

The third proportional to 991,531.13 and 1,483,537.78 is: 2,219,682.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,531.13 : 1,483,537.78 = 1,483,537.78 : x
  2. Step 2: Convert to fraction form
    991,531.13/1,483,537.78 = 1,483,537.78/x
  3. Step 3: Cross multiply
    991,531.13x = 1,483,537.78 × 1,483,537.78
  4. Step 4: Simplify right side
    991,531.13x = 2,200,884,348,396.17
  5. Step 5: Solve for x
    x = 2,200,884,348,396.17/991,531.13
  6. Step 6: Final answer
    x = 2,219,682.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.